203111212

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 376225920

約数和(自身を除く): 173114708

約数列:

[1, 2, 4, 41, 61, 79, 82, 122, 158, 164, 244, 257, 316, 514, 1028, 2501, 3239, 4819, 5002, 6478, 9638, 10004, 10537, 12956, 15677, 19276, 20303, 21074, 31354, 40606, 42148, 62708, 81212, 197579, 395158, 642757, 790316, 832423, 1238483, 1285514, 1664846, 2476966, 2571028, 3329692, 4953932, 50777803, 101555606, 203111212]

約数ペア:

[(1, 203111212), (2, 101555606), (4, 50777803), (41, 4953932), (61, 3329692), (79, 2571028), (82, 2476966), (122, 1664846), (158, 1285514), (164, 1238483), (244, 832423), (257, 790316), (316, 642757), (514, 395158), (1028, 197579), (2501, 81212), (3239, 62708), (4819, 42148), (5002, 40606), (6478, 31354), (9638, 21074), (10004, 20303), (10537, 19276), (12956, 15677)]